# Z3 Control vs UMSmartSound

The clearest difference is update cadence: Z3 Control at every 2 weeks against UMSmartSound's every 3 months. Z3 Control also leads on iOS requirement (9.3 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Z3 Control ships an update every 2 weeks, UMSmartSound every 3 months. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Z3 Control | UMSmartSound |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.1 (10 ratings)](https://appshunter.io/ios/app/z3-control/id1284883424/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 15 MB | 11 MB |
| Requires iOS | **9.3** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ELAC Americas Inc.](https://appshunter.io/developer/1547394447) | [Zero Plus Technology Co.,Ltd.](https://appshunter.io/developer/1536723252) |

## What reviewers say

### Z3 Control

[App page](https://appshunter.io/ios/app/z3-control/id1284883424)

Manage your speaker's audio settings and network connection directly from your smartphone. Adjust volume, enhance bass, and connect wirelessly without needing cables. Stay updated with the latest features through firmware checks.

**Highlights:** Adjust speaker volume, Enhance bass, Wireless network setup, Check for firmware updates, Access new features

**Features:** macOS Compatibility

**In-app purchases:** none


### UMSmartSound

[App page](https://appshunter.io/ios/app/umsmartsound/id1658261071)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Z3 Control free?

Z3 Control is free to download, with no in-app purchases.

### Is UMSmartSound free?

UMSmartSound is free to download, with no in-app purchases.

### Do Z3 Control or UMSmartSound have ads?

Neither Z3 Control nor UMSmartSound shows ads.

### Which is updated more often, Z3 Control or UMSmartSound?

Z3 Control ships an update every 2 weeks, and UMSmartSound every 3 months. Most recently, Z3 Control was updated on October 6, 2026 and UMSmartSound on October 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*